MultiFunctional Diagnostic Master Quickly locate and identify more than 12 common electrical faults including short circuits, open connections, broken wires, and current leaks. This professionalgrade wire tracer is designed for use on automotive cables, telephone lines, and 42V hybrid systems. Ideal for complete circuit troubleshooting on cars, trucks, RVs, boats, and motorcycles, it provides fast and accurate diagnostics to keep vehicles and equipment running smoothly. Smart Voltage Compatibility (642V DC) Engineered for precision diagnostics across a wide range of modern vehicle electrical systems including 6V, 12V, 24V, and 42V. Safe to use on passenger cars, heavyduty trucks, marine engines, and agricultural machinery. This universal tool meets established safety standards for professional automotive , ensuring reliable operation across diverse applications. Ergonomic Design and Precision Control Equipped with a curved probe head that reaches into tight engine compartments with full 360degree maneuverability. An adjustable sensitivity dial allows finetuning for pinpoint fault location, minimizing false readings. LED indicators combined with vibration alerts make it easy to work in lowlight or obstructed areas without compromising accuracy. Dual Alert System and Noise Cancellation Features a proximitybased buzzer that increases in intensity when approaching faults within a 0 to 2inch detection range. Includes 3.5 mm noisecanceling headphones designed for effective use in loud workshop environments. Simultaneous visual alerts using flashing LEDs and audio signals help ensure clear and confident diagnostics even in noisy surroundings. Practical Applications • Automotive : Trace wiring faults in passenger cars and commercial vehicles for quick resolution of electrical issues. • Marine maintenance: Identify short circuits and leaks in boat wiring systems without dismantling components unnecessarily. • Agricultural equipment servicing: Detect wiring problems in tractors, harvesters, and other machinery to minimize downtime. This toolkit combines precision engineering with rugged design to deliver dependable electrical diagnostics for professionals and serious enthusiasts working across multiple industries.